function webfm_admin_settings_validate in Web File Manager 5.2

Same name and namespace in other branches

1. 5 webfm.module \webfm_admin_settings_validate()

Form API callback to validate the webfm settings form.

File

./webfm.module, line 74

Code

function webfm_admin_settings_validate($form_id, $form_values) {
  $valid_webfm_root = FALSE;
  $webfm_root_dir_name = $form_values['webfm_root_dir'];
  if (!empty($webfm_root_dir_name)) {
    if (!preg_match('/^[0-9a-zA-Z]/', $webfm_root_dir_name)) {
      form_set_error('webfm_root_dir' . $rid, t('The leading character of the webfm root directory name must be alphanumeric.'));
    }
    else {
      if (preg_match('[\\.]', $webfm_root_dir_name)) {
        form_set_error('webfm_root_dir' . $rid, t('The webfm root directory name is not valid.'));
      }
      else {
        $webfm_root_dir = file_directory_path() . "/" . $webfm_root_dir_name;
        $valid_webfm_root = file_check_directory($webfm_root_dir, FILE_CREATE_DIRECTORY, 'webfm_root_dir');
      }
    }
  }
  if ($form_values['webfm_max_resolution'] != '0') {
    if (!preg_match('/^[0-9]+[xX][0-9]+$/', $form_values['webfm_max_resolution'])) {
      form_set_error('webfm_max_resolution', t('The maximum allowed image size expressed as WIDTHxHEIGHT (e.g. 640x480). Set to 0 for no restriction.'));
    }
  }
  $exceed_max_msg = t('Your PHP settings limit the maximum file size per upload to %size MB.', array(
    '%size' => file_upload_max_size(),
  )) . '<br/>';
  $more_info = t("Depending on your sever environment, these settings may be changed in the system-wide php.ini file, a php.ini file in your Drupal root directory, in your Drupal site's settings.php file, or in the .htaccess file in your Drupal root directory.");
  $max_upload_size = file_upload_max_size() / (1024 * 1024);
  foreach ($form_values['roles'] as $rid => $role) {
    $uploadsize = $form_values['webfm_uploadsize_' . $rid];
    $usersize = $form_values['webfm_usersize_' . $rid];
    $role_root_dir_name = $form_values['root_dir_' . $rid];
    if (!empty($role_root_dir_name)) {
      if ($valid_webfm_root) {
        if (!preg_match('/^[0-9a-zA-Z]/', $role_root_dir_name)) {
          form_set_error('root_dir_' . $rid, t('The leading character of the %role root directory must be alphanumeric.', array(
            '%role' => $role,
          )));
        }
        else {
          if (preg_match('[\\.]', $role_root_dir_name)) {
            form_set_error('root_dir_' . $rid, t('The %role root directory name is not valid.', array(
              '%role' => $role,
            )));
          }
          else {
            $role_root_dir = $webfm_root_dir . "/" . $role_root_dir_name;
            file_check_directory($role_root_dir, FILE_CREATE_DIRECTORY, 'root_dir_' . $rid);
          }
        }
      }
      else {
        form_set_error('root_dir_' . $rid, t('The WebFM root directory must be valid for the %role root directory name to be valid.', array(
          '%role' => $role,
        )));
      }
    }
    if (!is_numeric($uploadsize) || $uploadsize <= 0) {
      form_set_error('webfm_uploadsize_' . $rid, t('The %role file size limit must be a number and greater than zero.', array(
        '%role' => $role,
      )));
    }
    if (!is_numeric($usersize) || $usersize <= 0) {
      form_set_error('webfm_usersize_' . $rid, t('The %role file size limit must be a number and greater than zero.', array(
        '%role' => $role,
      )));
    }
    if ($uploadsize > $max_upload_size) {
      form_set_error('webfm_uploadsize_' . $rid, $exceed_max_msg . $more_info);
      $more_info = '';
    }
    if ($uploadsize > $usersize) {
      form_set_error('webfm_uploadsize_' . $rid, t('The %role maximum file size per upload is greater than the total file size allowed per user', array(
        '%role' => $role,
      )));
    }
  }
}